Salter-Harris classification
- type 1 - displacement → may not be visible on XR
- type 2 - physis and metaphysis
- type 3 - physis and epiphysis
- type 4 - physis, epiphysis, metaphysis
- type 5 - shatter growth plate → may not be visible on XR. narrowing of physis.
main risk
Premature fusion of growth plate = limb length discrepancy/deformity
Goes up with the numbers, highest is type V